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We will soon be launching a new online filing system. 2018 B&O tax returns will not be available until May 2018. The due date for reporting period Quarter 1, 2018 has been extended to May 31, 2018. If you already have an account, we will send you additional details soon.

If you need to register for a new tax registration account or have questions, please contact us at 253-856-6266.